caretrace.iopowered by▸healthparse
SearchCohort Builder
Tools▾
KOL FinderTerritoriesDrug Compare
AI Query
Browse▾
By stateBy specialty
Pricing
SearchCohort BuilderToolsKOL FinderTerritoriesDrug CompareAI QueryBrowseBy stateBy specialtyPricing
PROVIDER PROFILE · NPI 1003141995

Marina GershteynPA-C

Physician AssistantChicago, ILI
CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore
OIG/SAM exclusion screening, sanctions history
© 2026 CareTrace
PricingContactPrivacyTerms
FACILITY AFFILIATIONS

Hospital & Facility Affiliations (2)

CCN 140223
Hospital
CCN 142011
Long-term care hospital
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
395
Unique beneficiaries
—
Total services
1,319
Distinct HCPCS
9
Medicare payment
$64K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3,282 Physician Assistant providers in IL — top quintile (cohort median 232).
PRESCRIBING · PART D · 2024
Total Rx claims
592
Beneficiaries
—
Total drug cost
$39K
Distinct drugs
9
Brand share
8.4%
Top prescribed drugs
Albuterol Sulfate146 claims
Chlorhexidine Gluconate111 claims
Acetylcysteine93 claims
Budesonide61 claims
Prednisone54 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
REFERRAL NETWORK

Where Marina Gershteyn's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 24 inbound referrers · 31 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
Mukesh Ahluwalia
Pulmonary Disease · Mesa, AZ
78298
Lawrence Rudnick
Pulmonary Disease · Chicago, IL
69234
COMMUNITY FIRST HEALTHCARE OF ILLINOIS, INC4584
REZAI, MOHAMMAD3694
Khachig Ishkhan
Cardiology · Chicago, IL
33120
Superior Air-Ground Ambulance Service, Inc
Ambulance Service Provider · Elmhurst, IL
3268
JANI, SUREKHA3181
Emmanuel Loutrianakis
Cardiology · Mount Vernon, IL
2676
Nicholas Papanos
Internal Medicine · Park Ridge, IL
26141
Jordan Frishman
Infectious Disease · Loveland, CO
2698
Cristian Speil
Infectious Disease · Arlington Heights, IL
2598
City Of Chicago
Ambulance Service Provider · Chicago, IL
2435
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
Lawrence Rudnick
Pulmonary Disease · Chicago, IL
59170
Anil Kachru
Pulmonary Disease · Chicago, IL
55126
Mukesh Ahluwalia
Pulmonary Disease · Mesa, AZ
51179
Superior Air-Ground Ambulance Service, Inc
Ambulance Service Provider · Elmhurst, IL
44118
GRANATO, DAVID35108
ASCOT DIAGNOSTIC SERVICES, INC27111
Khachig Ishkhan
Cardiology · Chicago, IL
2787
Constantine Katsamakis
Cardiology · Mattoon, IL
26613
Bryan Kaufman
Diagnostic Radiology · Jacksonville, FL
26103
Emmanuel Loutrianakis
Cardiology · Mount Vernon, IL
2662
Nicholas Papanos
Internal Medicine · Park Ridge, IL
26117
Chicago Clinical Laboratories, Ltd
Clinical Laboratory · Northbrook, IL
25364
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.